Analysis
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max time kernel
142s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04-03-2023 04:52
Static task
static1
Behavioral task
behavioral1
Sample
be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe
Resource
win10v2004-20230220-en
General
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Target
be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe
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Size
531KB
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MD5
0925e290275d5d2d700f5f2181faa383
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SHA1
1f6fa9c36579735b4ab59bc06f468c42245bb7ba
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SHA256
be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1
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SHA512
bf67db1116afe2b0ab22babb3005eab96ed8c2419eacca6a71c7c35b9e593371de998e6908afad87369bcdb20bd7d6206041719f7afd0a28bd66409c614356f6
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SSDEEP
12288:XMrky90oxLSODapklnwfocoppw4CyIa4vGxXbkX0q:Hy5yInMNIb4vSkXn
Malware Config
Extracted
redline
rosto
hueref.eu:4162
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auth_value
07d81eba8cad42bbd0ae60042d48eac6
Extracted
redline
foksa
hueref.eu:4162
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auth_value
6a9b2601a21672b285de3ed41b5402e4
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw03Jl10Fx78.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw03Jl10Fx78.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw03Jl10Fx78.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw03Jl10Fx78.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw03Jl10Fx78.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw03Jl10Fx78.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/112-158-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-159-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-161-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-163-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-165-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-167-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-169-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-171-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-173-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-175-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-177-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-179-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-181-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-183-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-185-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-187-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-189-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-191-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-193-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-195-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-197-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-199-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-201-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-203-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-205-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-207-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-209-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-211-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-213-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-215-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-217-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-219-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/112-221-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4388 vkEf2099Zy.exe 4816 sw03Jl10Fx78.exe 112 tkSB08mn12Bt.exe 4384 upHR49pi17zT.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw03Jl10Fx78.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce vkEf2099Zy.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" vkEf2099Zy.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Program crash 1 IoCs
pid pid_target Process procid_target 4608 112 WerFault.exe 86 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4816 sw03Jl10Fx78.exe 4816 sw03Jl10Fx78.exe 112 tkSB08mn12Bt.exe 112 tkSB08mn12Bt.exe 4384 upHR49pi17zT.exe 4384 upHR49pi17zT.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4816 sw03Jl10Fx78.exe Token: SeDebugPrivilege 112 tkSB08mn12Bt.exe Token: SeDebugPrivilege 4384 upHR49pi17zT.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3600 wrote to memory of 4388 3600 be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe 84 PID 3600 wrote to memory of 4388 3600 be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe 84 PID 3600 wrote to memory of 4388 3600 be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe 84 PID 4388 wrote to memory of 4816 4388 vkEf2099Zy.exe 85 PID 4388 wrote to memory of 4816 4388 vkEf2099Zy.exe 85 PID 4388 wrote to memory of 112 4388 vkEf2099Zy.exe 86 PID 4388 wrote to memory of 112 4388 vkEf2099Zy.exe 86 PID 4388 wrote to memory of 112 4388 vkEf2099Zy.exe 86 PID 3600 wrote to memory of 4384 3600 be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe 89 PID 3600 wrote to memory of 4384 3600 be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe 89 PID 3600 wrote to memory of 4384 3600 be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe"C:\Users\Admin\AppData\Local\Temp\be58a6811e443be08ed35bda4a1e7d69e869bbc0080743142e879c1bf683d3d1.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3600 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkEf2099Zy.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkEf2099Zy.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4388 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw03Jl10Fx78.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw03Jl10Fx78.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4816
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkSB08mn12Bt.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkSB08mn12Bt.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:112 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 112 -s 20124⤵
- Program crash
PID:4608
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upHR49pi17zT.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upHR49pi17zT.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4384
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 112 -ip 1121⤵PID:2204
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
386KB
MD5ea91dc7ae1eacdf7b9f2cec2c27c1085
SHA1aaed08122704b9ab123354b24cb4700f09087bcd
SHA256a3bc00aa9ee3c940b686503a71598bbc0da1968fe92308095d6974c938972cb8
SHA512c5e1c62aeed88a42b58c825c5b703d181d21d304959852c092c7e75ef9eb77bb8e9fddf4acdf3370569ccca3f5ad495de87b425190586e3738ea87201324491a
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Filesize
386KB
MD5ea91dc7ae1eacdf7b9f2cec2c27c1085
SHA1aaed08122704b9ab123354b24cb4700f09087bcd
SHA256a3bc00aa9ee3c940b686503a71598bbc0da1968fe92308095d6974c938972cb8
SHA512c5e1c62aeed88a42b58c825c5b703d181d21d304959852c092c7e75ef9eb77bb8e9fddf4acdf3370569ccca3f5ad495de87b425190586e3738ea87201324491a
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
290KB
MD58fee42f989bab807a7e66858ba5fe89d
SHA12f0c74aba0b54d351ac033248a718fa08edbfd91
SHA2560b8c7c56907917d4b837cb95e0f7f47223d4457ddddd5986922cd7e3d61d70e5
SHA512d4e1289b7bd0255a74eb8b85b552326ef288d45a9c69188a70215ecba62c984ecdb2ebb8ded103a699d109bf6d82ade212ed7c3dda8e04e780a79593cc3f6926
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Filesize
290KB
MD58fee42f989bab807a7e66858ba5fe89d
SHA12f0c74aba0b54d351ac033248a718fa08edbfd91
SHA2560b8c7c56907917d4b837cb95e0f7f47223d4457ddddd5986922cd7e3d61d70e5
SHA512d4e1289b7bd0255a74eb8b85b552326ef288d45a9c69188a70215ecba62c984ecdb2ebb8ded103a699d109bf6d82ade212ed7c3dda8e04e780a79593cc3f6926